Doctor Profile

Nephrology · Nephrology

Kariappa M. Appachu

MD · Nephrology
36889 N TOM DARLINGTON DR
SUITE A4
Carefree, AZ 85377
✓ Accepts Medicare 🎓 19 Years Practicing
1.1K
Medicare Patients / yr
19
Procedures Billed
19
Years Practicing
4
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Kariappa M. Appachu's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Appachu

See which plans Dr. Appachu accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Arizona, the fastest way to find a Medicare plan that covers Dr. Appachu is to compare every Medicare Advantage and Part D plan available near 85377, AZ — the Nephrology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 85377, AZ →

Or call the office at (480) 610-6100 to confirm acceptance directly.

What Dr. Appachu Does

Dr. Appachu served 1,084 Medicare patients across 1,762 services in the latest CMS reporting year. That's 20% above the average Nephrology in Arizona (902 patients across 223 doctors).

ProcedureServicesMedicare Patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)372154
Established patient office or other outpatient visit, 30-39 minutes (99214)270166
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)230111
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)108104
Creatinine level to test for kidney function or muscle injury (82570)8652

How to read this: "Services" are the total times Dr. Appachu billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Appachu is affiliated with 4 hospitals according to CMS Physician Compare. Below are the 4 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Mercy Gilbert Medical Center

Gilbert, AZ
★★★★★ 5/5 CMS Rating

Chandler Regional Medical Center

Chandler, AZ
★★★★☆ 4/5 CMS Rating

Banner Casa Grande Medical Center

Casa Grande, AZ
★★☆☆☆ 2/5 CMS Rating

Banner Ocotillo Medical Center

Chandler, AZ
★★☆☆☆ 2/5 CMS Rating

Practice Location & Telehealth Readiness

Dr. Appachu practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Appachu offers telehealth — broadband availability at your home matters for virtual visits.

Address: 36889 N TOM DARLINGTON DR, SUITE A4, Carefree, AZ 85377
Phone: (480) 610-6100

Area Safety Grade

B

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

36 min

Average commute time in this zip · 49% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

4.3829

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Nephrology Doctors near 85377, AZ

If Dr. Appachu isn't accepting new patients or isn't in your plan's network, these are the closest nephrology doctors near 85377, AZ:

DoctorSpecialtyMedicare Patients / yrDistance
Pradeep MehraNephrology592<1 mi
Theodore TzeremasNephrology2.3K<1 mi
Vikas K. KalraNephrology1.0K<1 mi
Clyde C. MendoncaNephrology2.3K<1 mi
Sandeep M. PatilNephrology1.3K<1 mi

View all nephrology doctors near 85377, AZ →

How to Use This Information

Choosing a Medicare plan that covers Dr. Appachu takes three steps:

Compare Medicare Plans near 85377, AZ → All Doctors near 85377, AZ

Kariappa M. Appachu: Common Questions

Does Dr. Appachu accept Medicare?
Yes. Dr. Appachu is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Appachu depends on that plan's provider network. Compare Medicare plans near 85377, AZ →
Where is Dr. Appachu's office?
Dr. Appachu practices at 36889 N TOM DARLINGTON DR, SUITE A4, Carefree, AZ 85377. Phone: (480) 610-6100.
What Medicare plans does Dr. Appachu accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (480) 610-6100 to confirm your specific plan is accepted, or compare all Medicare plans near 85377, AZ to see available options.
Does Dr. Appachu offer telehealth visits?
CMS does not currently list Dr. Appachu as offering telehealth. Call the office at (480) 610-6100 to confirm whether virtual visits are available.
How experienced is Dr. Appachu?
Dr. Appachu graduated in 2007 and has been practicing for approximately 19 years. In the latest CMS reporting year, Dr. Appachu treated 1,084 Medicare patients across 19 distinct procedure types.
How do I know if Dr. Appachu is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (480) 610-6100 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Nephrology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 85377, AZ:

Does your Medicare plan cover Dr. Appachu?

Compare Plans near 85377, AZ →